Learn how firewalls have progressed from simple packet filtering to more sophisticated application-level filtering. Webopedia.com defines a firewall as “a system designed to prevent unauthorized ...

Understanding the stateful firewall vs stateless firewall distinction will help you decide on the best strategy for protecting your network. A stateful firewall keeps track of the state of network ...

Smoothwall is fine and dandy, except NAT is making it more trouble than it is worth.<P>I think my Red Hat install is kernal 2.4.<P>IP chains or IP tables.<P>What is the best way get a bare-bones ...

With cybercrime taking the enterprise ecosystem by storm, the issue of securing a network infrastructure along with restricting employee access to unwanted internet resources is a top-of-mind priority ...

Joel Snyder, Ph.D., is a senior IT consultant with 30 years of practice. An internationally recognized expert in the areas of security, messaging and networks, Dr. Snyder is a popular speaker and ...

Every organization that connects its network to the Internet needs a firewall to protect against intrusions and attacks from "out there." And today's security vendors make firewall products to fit ...

When you hear of the term firewall, you might believe there is only a single type, but that is not the case. There are different types of firewalls, and luckily for you, this is something we aim to ...